return nil, 0, EINVAL
	}
	copy(sa.raw.Service_name[:], sa.ServiceName)
	sa.raw.SetServiceNameLen(len(sa.ServiceName))
	return unsafe.Pointer(&sa.raw), SizeofSockaddrNFCLLCP, nil
}

var socketProtocol = func(fd int) (int, error) {
	return GetsockoptInt(fd, SOL_SOCKET, SO_PROTOCOL)
}

func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
	switch rsa.Addr.Family {
	case AF_NETLINK: